For a radio play by Paul Celan: The Poetry of Osip Mandelstam, trans. by Pierre Joris, go here:
http://poemsandpoetics.blogspot.com/2016/02/the-poetry-of-osip-mandelstam-radio.html
http://poemsandpoetics.blogspot.com/2016/02/the-poetry-of-osip-mandelstam-radio.html